Bachelor of Science, St. Xaviers College, Kolkata, 1979. Master of Science in Physics, Jadavpur University, Kolkata, 1985. Doctor of Philosophy in Physics, Jadavpur University, 1992.
Lecturer Gobardanga Hindu College, India, 1992—1997, Dinabandhu Andrews College, Kolkata, 1997—1999. Professor Indian Statistical Institute, since 1999.
Married Nibedita Gupta, September 11, 1994. 1 child Arya.